<?php

 
	function kafkaProducer( $topic, $msg_data ){
		if (!extension_loaded('rdkafka')){
			echo 'rdkafka extension is not installed!!'.PHP_EOL;
			return false;
		}
		/********************* 初始化生产者配置项 start **************************/
		//考勤记录分析结果生产者
		$rk = new RdKafka\Producer();
		$rk->setLogLevel(LOG_DEBUG);
		$rk->addBrokers("127.0.0.1");
		$start = microtime(true);
		$topic_obj = $rk->newTopic($topic);
		/********************* 初始化生产者配置项 end **************************/
		if( empty($msg_data) ){
			return;
		}
		if( is_array($msg_data) || is_object($msg_data) ){ // 对象、数组转换
			$msg_data = json_encode($msg_data);
		}
		$topic_obj->produce(RD_KAFKA_PARTITION_UA, 0, $msg_data);
		$rk->poll(0);
		echo 'produce a msg to topic: '.$topic. PHP_EOL;
		
	}
	
 
	function mockProduce(  ){
		$msg_data = '{
		  "type":9,
		  "title":"群推消息",
		  "content":"这是一个广播"
		}';
		kafkaProducer('gps_location_data',$msg_data);
	}